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guix/gnu/packages/patches/grep-CVE-2015-1345.patch

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Fix CVE-2015-1345. From upstream commit
83a95bd8c8561875b948cadd417c653dbe7ef2e2
by Yuliy Pisetsky <ypisetsky@fb.com>.
diff --git a/src/kwset.c b/src/kwset.c
index 4003c8d..376f7c3 100644
--- a/src/kwset.c
+++ b/src/kwset.c
@@ -643,6 +643,8 @@ bmexec_trans (kwset_t kwset, char const *text, size_t size)
if (! tp)
return -1;
tp++;
+ if (ep <= tp)
+ break;
}
}
}